Which of the following are aspects of executive functioning that decline in late adulthood?

Replacing old, no longer relevant information

Reducing cognitive flexibility in order to focus on a particular task

Updating memory representations that are relevant for the task at hand

Jordan is now 19-years old. as an infant, jordan reached many gross motor skill milestones, such as holding his head up, rolling over, sitting, and standing, at normal times. however, he was considered a "late walker" because he took his first steps at 17 months. by 2 years old, his parents noticed a hyperlordotic posture while he was standing. a gower's sign and trendelenberg gait were noted by age four. throughout his childhood, he suffered progressive muscle weakness, especially in the proximal musculature of the arms, pelvis, and legs. he required orthotic braces to assist his walking and was confined to wheelchair ambulation by age 13. at 16, he was hospitalized with bronchitis requiring antibiotic treatment, but recovered. jordan has a history of progressive muscle weakness, but no history of muscle pain or spasm, chest pain, or irregular heartbeat. the only medications that he normally takes are calcium and fluoride supplements. jordan has three siblings. his older and younger sisters have never had any major medical issues. jordan's older brother is also to a wheelchair with problems similar to jordan's. no other immediate or distant family members have musculoskeletal issues.1. jordan’s history aligns most closely with which diagnosis? a. amyotrophic lateral sclerosisb. multiple sclerosisc. duchenne muscular dystrophyd. myotonic dystrophy2. jordan had a biopsy of the left gastrocnemius muscle when he was 5 years old. based on your answer for his diagnosis, describe the microscopic pathological changes that the pathologist would have noted.3. explain, in your own words, why jordan’s brother appears to have the same disease and why his sisters are unaffected.

Which statement best describes the role of religion and culture in ancient medicine? religion and culture did not influence the types or treatments used; however, they did play a role in who was allowed to practice medicine. religious beliefs guided physicians to perform certain procedures; however, culture did not play a role in the way physicians worked or who could become a physician or a healer. religious beliefs often guided the diagnosis and treatment of disease; the culture often determined who could practice medicine and what procedures were appropriate. culture was the primary factor that determined who could be a physician and what types of diagnosis and treatment were used; religion was not important during this time period.

Which of these is likely to be the best source of valid health information?